package work;

import book.Booklist;

public class ExchangeUser implements Iwork{
    private static Boolean ischange = true;
    public static Boolean Ischange() {
        return ischange;
    }
    public static void setIschange(Boolean ischange) {
        ExchangeUser.ischange = ischange;
    }
    public void work(Booklist booklist){
        this.setIschange(true);
        System.out.println("正在切换用户");
    }
}